Door stop



FIG. 1 is a perspective view of the door stop.

FIG. 2 is a front view thereof.

FIG. 3 is a back view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a right side view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines present in the drawings are shown to illustrate environmental structure and therefore form no part of the claimed design. 

CLAIM The ornamental design for a door stop, as shown and described. 